[Offline Pages] Remove load state from public OfflinePageModel API.

chrome/android/javatests/src/org/chromium/chrome/browser/offlinepages/OfflinePageSavePageLaterEvaluationTest.java

Index: chrome/android/javatests/src/org/chromium/chrome/browser/offlinepages/OfflinePageSavePageLaterEvaluationTest.java
diff --git a/chrome/android/javatests/src/org/chromium/chrome/browser/offlinepages/OfflinePageSavePageLaterEvaluationTest.java b/chrome/android/javatests/src/org/chromium/chrome/browser/offlinepages/OfflinePageSavePageLaterEvaluationTest.java
index ca6efb90301fa66a644ecd172a0127a64707f521..2d8457cf5b3804e9360ccbbed5720b95b0f5caa2 100644
--- a/chrome/android/javatests/src/org/chromium/chrome/browser/offlinepages/OfflinePageSavePageLaterEvaluationTest.java
+++ b/chrome/android/javatests/src/org/chromium/chrome/browser/offlinepages/OfflinePageSavePageLaterEvaluationTest.java
@@ -216,8 +216,7 @@ public class OfflinePageSavePageLaterEvaluationTest
      */
     private void initializeBridgeForProfile(final boolean useTestingScheduler)
             throws InterruptedException {
-        final Semaphore semaphore = new Semaphore(0);
-        ThreadUtils.runOnUiThread(new Runnable() {
+        ThreadUtils.runOnUiThreadBlocking(new Runnable() {
             @Override
             public void run() {
                 Profile profile = Profile.getLastUsedProfile();
@@ -226,21 +225,8 @@ public class OfflinePageSavePageLaterEvaluationTest
                     fail("OfflinePageEvaluationBridge initialization failed!");
                     return;
                 }
-                if (mBridge.isOfflinePageModelLoaded()) {
-                    semaphore.release();
-                    return;
-                }
-                mBridge.addObserver(new OfflinePageEvaluationObserver() {
-                    @Override
-                    public void offlinePageModelLoaded() {
-                        semaphore.release();
-                        mBridge.removeObserver(this);
-                    }
-                });
             }
         });
-        checkTrue(semaphore.tryAcquire(PAGE_MODEL_LOAD_TIMEOUT_MS, TimeUnit.MILLISECONDS),
-                "Timed out when loading OfflinePageModel!");
     }
 
     /**